"""
Test API endpoints for FLVX backend.
Tests API responses directly without browser.
"""

import pytest

from utils.api_client import APIClient


@pytest.mark.api
class TestAPIHealth:
    """API health check tests."""

    def test_api_endpoint_reachable(self, api_client: APIClient):
        """Test that API endpoint is reachable."""
        response = api_client.post("/captcha/check")
        assert "code" in response

    def test_captcha_check_endpoint(self, api_client: APIClient):
        """Test captcha check endpoint."""
        response = api_client.post("/captcha/check")
        assert response["code"] == 0
        assert "data" in response


@pytest.mark.api
class TestAPIAuthentication:
    """API authentication tests."""

    def test_login_success(self, api_client: APIClient):
        """Test successful login."""
        response = api_client.login("admin_user", "admin_user")
        assert response["code"] == 0
        assert "token" in response["data"]
        assert api_client.token is not None

    def test_login_invalid_user(self, api_client: APIClient):
        """Test login with invalid user."""
        response = api_client.login("nonexistent", "password")
        assert response["code"] != 0

    def test_login_invalid_password(self, api_client: APIClient):
        """Test login with invalid password."""
        response = api_client.login("admin_user", "wrong_password")
        assert response["code"] != 0

    def test_login_empty_username(self, api_client: APIClient):
        """Test login with empty username."""
        response = api_client.login("", "password")
        assert response["code"] != 0

    def test_login_empty_password(self, api_client: APIClient):
        """Test login with empty password."""
        response = api_client.login("admin_user", "")
        assert response["code"] != 0

    def test_protected_endpoint_without_token(self, api_client: APIClient):
        """Test that protected endpoint rejects requests without token."""
        response = api_client.post("/user/list")
        assert response["code"] == 401

    def test_protected_endpoint_with_token(self, authenticated_api: APIClient):
        """Test that protected endpoint accepts requests with token."""
        response = authenticated_api.post("/user/list")
        assert response["code"] == 0
        assert isinstance(response["data"], list)


@pytest.mark.api
class TestAPIUserManagement:
    """API user management tests."""

    def test_list_users(self, authenticated_api: APIClient):
        """Test listing users."""
        response = authenticated_api.post("/user/list")
        assert response["code"] == 0
        users = response["data"]
        assert isinstance(users, list)

    def test_create_and_delete_user(self, authenticated_api: APIClient):
        """Test creating and deleting a user."""
        import uuid

        username = f"test_api_user_{uuid.uuid4().hex[:8]}"

        create_response = authenticated_api.create_user(username, "test123", name="Test User")
        assert create_response.get("code") == 0, f"Failed to create user: {create_response}"

        users = authenticated_api.list_users(username)
        user_id = None
        for u in users:
            if u.get("user") == username:
                user_id = u.get("id")
                break

        assert user_id is not None, f"User {username} not found in list"

        delete_response = authenticated_api.delete_user(user_id)
        assert delete_response.get("code") == 0

    def test_create_duplicate_user(self, authenticated_api: APIClient):
        """Test that creating duplicate user fails."""
        import uuid

        username = f"test_dup_user_{uuid.uuid4().hex[:8]}"

        create1 = authenticated_api.create_user(username, "test123")
        assert create1.get("code") == 0, f"Failed to create first user: {create1}"

        create2 = authenticated_api.create_user(username, "test456")
        assert create2.get("code") != 0, "Creating duplicate user should fail"

        users = authenticated_api.list_users(username)
        for u in users:
            if u.get("user") == username:
                authenticated_api.delete_user(u.get("id"))
                break

    def test_user_package_endpoint(self, authenticated_api: APIClient):
        """Test user package endpoint."""
        response = authenticated_api.post("/user/package")
        assert response["code"] == 0
        assert "userInfo" in response["data"]
        assert "tunnelPermissions" in response["data"]


@pytest.mark.api
class TestAPIConfig:
    """API configuration tests."""

    def test_get_configs(self, authenticated_api: APIClient):
        """Test getting all configs."""
        response = authenticated_api.post("/config/list")
        assert response["code"] == 0
        assert isinstance(response["data"], dict)

    def test_get_single_config(self, authenticated_api: APIClient):
        """Test getting a single config."""
        response = authenticated_api.post("/config/get", {"name": "app_name"})
        if response["code"] == 0:
            assert "value" in response["data"]


@pytest.mark.api
class TestAPINodeManagement:
    """API node management tests."""

    def test_list_nodes(self, authenticated_api: APIClient):
        """Test listing nodes."""
        response = authenticated_api.post("/node/list")
        assert response["code"] == 0
        assert isinstance(response["data"], list)


@pytest.mark.api
class TestAPITunnelManagement:
    """API tunnel management tests."""

    def test_list_tunnels(self, authenticated_api: APIClient):
        """Test listing tunnels."""
        response = authenticated_api.post("/tunnel/list")
        assert response["code"] == 0
        assert isinstance(response["data"], list)


@pytest.mark.api
class TestAPIForwardManagement:
    """API forward management tests."""

    def test_list_forwards(self, authenticated_api: APIClient):
        """Test listing forwards."""
        response = authenticated_api.post("/forward/list")
        assert response["code"] == 0
        assert isinstance(response["data"], list)


@pytest.mark.api
class TestAPIBackup:
    """API backup tests."""

    def test_backup_export(self, authenticated_api: APIClient):
        """Test backup export."""
        response = authenticated_api.backup_export()
        assert "version" in response, f"Expected version in backup response: {response}"